Home / 3,347.46-4,619.64-2,226.60

Finding the Fourth Proportional to 3,347.46, 4,619.64 and 2,226.60

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Solution

The fourth proportional to 3,347.46, 4,619.64 and 2,226.60 is: 3,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.46 : 4,619.64 = 2,226.60 : x
  2. Step 2: Convert to fraction form
    3,347.46/4,619.64 = 2,226.60/x
  3. Step 3: Cross multiply
    3,347.46x = 4,619.64 × 2,226.60
  4. Step 4: Simplify right side
    3,347.46x = 10,286,090.42
  5. Step 5: Solve for x
    x = 10,286,090.42/3,347.46
  6. Step 6: Final answer
    x = 3,072.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.